body{
	background-image:url("../img/twocolor.jpg");
	background-repeat: no-repeat;
    background-size: 100% auto;
}


#main{
	width: 600px;
	height: 430px;
	margin: 0 auto;
	margin-top: 80px;
	background-color: rgb(255,255,255);
	padding: 30px;
	/*border: 2px solid #0A2D63;*/
	box-shadow:5px 5px 10px black;
}

#main>div:first-child{
/*	border: 1px solid red;*/
	text-align: center;
}

button{
	width: 200px;
	height: 30px;
	font-size: 18px;
}

#ballDiv{
	/*border: 1px solid red;*/
	width: 540px;
	height: 50px;
	margin: 0 auto;
	margin-top: 30px;
}

#ballDiv span{
	float: left;
	width: 50px;
	height: 50px;
	border-radius: 50%;
	text-align: center;
	line-height: 50px;
	font-size: 20px;
	font-weight: bold;
}

.redBall,.blueBall{
	margin-right: 20px;
}

.blueBall{
	background-color: deepskyblue;
}

.redBall{
	border: 3px solid red;
	background-color: pink;
}

.blueBall{
	border: 3px solid blue;
}
